pub unsafe extern "C" fn LAPACKE_cunbdb_work(
matrix_layout: c_int,
trans: c_char,
signs: c_char,
m: lapack_int,
p: lapack_int,
q: lapack_int,
x11: *mut lapack_complex_float,
ldx11: lapack_int,
x12: *mut lapack_complex_float,
ldx12: lapack_int,
x21: *mut lapack_complex_float,
ldx21: lapack_int,
x22: *mut lapack_complex_float,
ldx22: lapack_int,
theta: *mut c_float,
phi: *mut c_float,
taup1: *mut lapack_complex_float,
taup2: *mut lapack_complex_float,
tauq1: *mut lapack_complex_float,
tauq2: *mut lapack_complex_float,
work: *mut lapack_complex_float,
lwork: lapack_int
) -> lapack_int